Analysis

  • max time kernel
    137s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2024, 05:13

General

  • Target

    1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209.exe

  • Size

    661KB

  • MD5

    820946bccbcf8ad2dfb84bd12019f62d

  • SHA1

    59e798bb22b62e3ddf778462f2d527749f43a19b

  • SHA256

    1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209

  • SHA512

    d52548b000f274b2d5a170977d12f95bfce4700bede6b2fdb9aec8ab4377a3e6bfe74b256c04d9d234f6da79d4fb9d0f1b8c308446e8c70ea0feccb2b141710f

  • SSDEEP

    12288:CekeQ5vziHP9zPTkGepck5p4EUfPHxjgvWyCVGlaR1y39GCKVUscpFcEeerxbwQt:CekriHP9b6cEUfPRjsWyCVp/y38CkUs8

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209.exe
    "C:\Users\Admin\AppData\Local\Temp\1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1604
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1ec2472b6b24cd2f1f7616b2e9af810b6be16aef8c1001f929ba1db728c85209.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2984
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AKEqrN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2596
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AKEqrN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp65C5.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2752
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2604

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp65C5.tmp

          Filesize

          1KB

          MD5

          6f4bbe6c7a29f8cc3af64da0a9d2491f

          SHA1

          911fade9f22a4c684d6080d668bee7ef89e0100c

          SHA256

          6a808f62bbc4f07f41ec2b684ade49c3dee972c157475fd6bcdf111b1267f2bc

          SHA512

          7e433e890d5c73c87f5a83779d033f566be7b57641cdf1e664befe48463ae18067f4fc263537b66a5ccd6270321c85698f7680eab1a5f7c950941689c00d2a79

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          9e75fbe6dfaee683468e659d88a153fb

          SHA1

          e3e6f72706b1c8f86d19e0e376f8252931d15917

          SHA256

          a88c8e5dd717cc7ec144bbff623a001bb6f3f52803012af9866aeae0f524e1ec

          SHA512

          3000d8caf7afdedcfb2b235c30f690f4ed70af74c8551d9413a0ae6fa908916ef7fd97bcc3d62dbd0a9a90f627d3c2324117ae2c35bb75632561f77d98411bd4

        • memory/1604-37-0x00000000749C0000-0x00000000750AE000-memory.dmp

          Filesize

          6.9MB

        • memory/1604-3-0x00000000005C0000-0x00000000005D4000-memory.dmp

          Filesize

          80KB

        • memory/1604-4-0x0000000000840000-0x000000000084A000-memory.dmp

          Filesize

          40KB

        • memory/1604-5-0x0000000000890000-0x000000000089E000-memory.dmp

          Filesize

          56KB

        • memory/1604-6-0x0000000004F40000-0x0000000004FC2000-memory.dmp

          Filesize

          520KB

        • memory/1604-2-0x00000000007D0000-0x0000000000810000-memory.dmp

          Filesize

          256KB

        • memory/1604-1-0x00000000749C0000-0x00000000750AE000-memory.dmp

          Filesize

          6.9MB

        • memory/1604-46-0x00000000749C0000-0x00000000750AE000-memory.dmp

          Filesize

          6.9MB

        • memory/1604-38-0x00000000007D0000-0x0000000000810000-memory.dmp

          Filesize

          256KB

        • memory/1604-0-0x00000000008C0000-0x000000000096C000-memory.dmp

          Filesize

          688KB

        • memory/2596-29-0x0000000000360000-0x00000000003A0000-memory.dmp

          Filesize

          256KB

        • memory/2596-27-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2596-21-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2596-23-0x0000000000360000-0x00000000003A0000-memory.dmp

          Filesize

          256KB

        • memory/2596-35-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2604-43-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-45-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-50-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB

        • memory/2604-49-0x00000000749C0000-0x00000000750AE000-memory.dmp

          Filesize

          6.9MB

        • memory/2604-20-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-48-0x00000000047C0000-0x0000000004800000-memory.dmp

          Filesize

          256KB

        • memory/2604-47-0x00000000749C0000-0x00000000750AE000-memory.dmp

          Filesize

          6.9MB

        • memory/2604-30-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-28-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-39-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2604-41-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2604-24-0x0000000000400000-0x0000000000442000-memory.dmp

          Filesize

          264KB

        • memory/2984-36-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2984-19-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2984-31-0x00000000022D0000-0x0000000002310000-memory.dmp

          Filesize

          256KB

        • memory/2984-25-0x000000006D710000-0x000000006DCBB000-memory.dmp

          Filesize

          5.7MB

        • memory/2984-34-0x00000000022D0000-0x0000000002310000-memory.dmp

          Filesize

          256KB

        • memory/2984-33-0x00000000022D0000-0x0000000002310000-memory.dmp

          Filesize

          256KB